Home / 25,359.92-38,039.52-6,891.92

Finding the Fourth Proportional to 25,359.92, 38,039.52 and 6,891.92

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Solution

The fourth proportional to 25,359.92, 38,039.52 and 6,891.92 is: 10,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.92 : 38,039.52 = 6,891.92 : x
  2. Step 2: Convert to fraction form
    25,359.92/38,039.52 = 6,891.92/x
  3. Step 3: Cross multiply
    25,359.92x = 38,039.52 × 6,891.92
  4. Step 4: Simplify right side
    25,359.92x = 262,165,328.68
  5. Step 5: Solve for x
    x = 262,165,328.68/25,359.92
  6. Step 6: Final answer
    x = 10,337.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.